1900 Census, Mt Pleasant, Fred Co, MD #274
William H Coates 23, Jan 1877, 23, M2, MD,MD,MD, farmer
Fannie A Coates , wife, 30, Jan 1870, M2, children 0,0, MD,MD,MD
Isaac Coates , father, 55, Aug 1844, Wd, , MD,MD,MD, farm laborer
Cordelia Thomas 69, mother-in-law, wd, MD,MD,MD

Obituary:
The News 2/21/1950
William H. Coates
The News 2/24/1950
William Henry Coates
Fairly long article on him. Hanged himself last Sunday due to ill health. Age stated as 75. His surviving children were Mrs Ida Virginia Davis, lLibertytown; Mrs Jane Vance, Philadelphia; William J. Coates, Baltimore and 11 grandchildren